417  
FOUS53 KFSD 200442  
PFMFSD  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
1141 PM CDT TUE OCT 19 2021  
 
IAZ012-201000-  
SIOUX CENTER-SIOUX IA  
43.08N 96.18W ELEV. 1446 FT  
1141 PM CDT TUE OCT 19 2021  
 
DATE 10/19/21 WED 10/20/21 THU 10/21/21 FRI  
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 54 56 39 52 33  
TEMP 56 56 55 55 54 50 46 43 41 41 39 42 48 51 47 40 38 36 35  
DEWPT 51 51 51 51 50 48 45 44 42 40 37 38 37 35 34 35 34 33 33  
RH 83 83 86 86 86 93 96104104 96 92 86 65 54 60 82 85 89 92  
WIND DIR E E E NE NW NW NW NW NW NW NW NW NW N N NE E E E  
WIND SPD 6 6 6 4 9 14 19 18 13 11 10 10 9 8 3 2 2 2 2  
CLOUDS B1 B2 OV B2 OV OV OV OV OV OV B1 B1 SC SC SC B1 B1 B1 B1  
POP 12HR 50 70 30 0 0  
QPF 12HR 0.05 0.45 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C L C C L C C  
TSTMS S C C C C S S  
WIND CHILL 34 33 34 32  
MIN CHILL 32 32 32 34  
 
DATE 10/22 SAT 10/23/21 SUN 10/24/21 MON 10/25/21 TUE 10/26/21  
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 55 33 57 42 58 43 61 48 70  
TEMP 50 47 37 35 52 51 45 43 52 52 46 45 56 55 51 51 64 62  
DEWPT 37 36 34 33 38 38 39 41 46 47 46 45 51 50 50 51 56 54  
PWIND DIR E E SE SE SE SE SE SE S  
WIND CHAR LT LT GN GN GN GN GN GN BZ  
AVG CLOUDS B1 FW FW FW SC SC B1 B2 B2 B2 B1 B1 B1 B1 SC B1 B2 SC  
POP 12HR 5 0 5 30 30 20 5 10 20  
RAIN SHWRS S C C C S S S  
 

 
IAZ031-201000-  
SIOUX CITY-WOODBURY IA  
42.40N 96.38W ELEV. 1210 FT  
1141 PM CDT TUE OCT 19 2021  
 
DATE 10/19/21 WED 10/20/21 THU 10/21/21 FRI  
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 55 59 39 56 34  
TEMP 60 59 57 55 53 47 45 42 42 42 40 44 51 54 49 43 40 37 35  
DEWPT 52 54 53 50 47 44 42 41 40 39 37 38 36 35 34 35 35 34 33  
RH 75 83 86 83 80 89 89 96 93 89 89 79 56 48 56 73 82 89 92  
WIND DIR SE SE SE NW W NW NW NW NW NW NW NW NW NW N N NE E E  
WIND SPD 6 6 4 10 16 20 21 20 14 13 10 11 10 9 3 2 2 2 2  
WIND GUST 26 31  
CLOUDS B1 B1 B2 B2 OV OV OV OV OV OV B1 B1 SC FW SC B1 SC SC B1  
POP 12HR 30 50 20 0 0  
QPF 12HR 0.01 0.08 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C S S C S S  
TSTMS S C S S  
WIND CHILL 33 34 33  
MIN CHILL 33 33 33 34  
 
DATE 10/22 SAT 10/23/21 SUN 10/24/21 MON 10/25/21 TUE 10/26/21  
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 59 35 62 44 62 44 65 49 73  
TEMP 54 51 39 36 56 56 48 46 57 56 48 45 58 59 51 53 67 65  
DEWPT 37 37 36 34 38 39 42 43 48 48 47 45 50 50 50 52 55 53  
PWIND DIR E E SE SE SE E SE SE S  
WIND CHAR LT LT GN GN GN LT GN GN BZ  
AVG CLOUDS SC FW CL FW SC SC B1 B2 B2 B2 B1 B1 B1 SC SC B1 B1 SC  
POP 12HR 5 0 5 40 30 20 5 10 20  
RAIN SHWRS S C C C S S S  
 

 
IAZ014-201000-  
SPENCER-CLAY IA  
43.15N 95.18W ELEV. 1325 FT  
1141 PM CDT TUE OCT 19 2021  
 
DATE 10/19/21 WED 10/20/21 THU 10/21/21 FRI  
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 54 61 40 53 33  
TEMP 56 56 55 57 59 55 51 45 44 43 40 44 49 51 46 40 37 35 34  
DEWPT 50 51 51 52 52 52 49 47 44 41 37 39 38 36 34 35 33 32 31  
RH 80 83 86 83 78 90 93108100 93 89 82 66 56 63 82 85 89 89  
WIND DIR SE E E SE SE NW NW NW NW N N N N N N N N N N  
WIND SPD 5 5 6 9 2 12 17 17 14 13 11 13 11 10 5 3 2 2 2  
WIND GUST 25 21  
CLOUDS SC B1 B2 OV B2 OV OV OV OV OV B1 B1 SC SC SC SC B1 B1 B1  
POP 12HR 40 60 40 0 0  
QPF 12HR 0.01 0.46 0.06 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C L C C C C  
TSTMS S C C C S C  
WIND CHILL 33  
MIN CHILL 33 34 34  
 
DATE 10/22 SAT 10/23/21 SUN 10/24/21 MON 10/25/21 TUE 10/26/21  
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 54 32 56 40 56 43 61 47 70  
TEMP 49 46 35 33 51 49 43 41 51 51 45 44 55 54 50 50 63 61  
DEWPT 36 35 33 31 37 37 36 38 45 47 45 44 51 50 50 50 58 56  
PWIND DIR NE E SE SE SE SE SE SE S  
WIND CHAR LT LT GN GN GN GN GN GN BZ  
AVG CLOUDS B1 FW FW FW SC SC B1 B2 OV B2 B2 B1 B1 B1 B1 B1 B2 B1  
POP 12HR 5 0 5 30 40 20 5 10 20  
RAIN SHWRS S C C C S S S  
 

 
IAZ022-201000-  
STORM LAKE-BUENA VISTA  
42.60N 95.23W ELEV. 1427 FT  
1141 PM CDT TUE OCT 19 2021  
 
DATE 10/19/21 WED 10/20/21 THU 10/21/21 FRI  
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 56 63 42 54 35  
TEMP 58 58 57 58 61 55 50 45 43 44 42 45 50 52 47 41 39 37 36  
DEWPT 52 52 52 52 53 51 47 46 45 42 39 40 38 36 34 35 35 35 34  
RH 80 80 83 80 75 86 89104108 93 89 82 63 54 60 79 85 92 92  
WIND DIR SE SE SE S W W W NW NW NW NW N NW N N N NE E NE  
WIND SPD 6 8 8 10 11 17 19 18 16 14 12 12 11 9 4 3 2 3 2  
CLOUDS SC B1 B1 B2 B1 B2 OV OV OV OV B2 B1 SC SC SC B1 B1 B1 B1  
POP 12HR 30 50 30 0 0  
QPF 12HR 0.01 0.10 0.01 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C C C C C C  
TSTMS S C S S S S  
 
DATE 10/22 SAT 10/23/21 SUN 10/24/21 MON 10/25/21 TUE 10/26/21  
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 54 34 56 42 57 45 62 49 69  
TEMP 50 47 38 35 52 51 45 44 53 52 48 46 56 55 52 53 64 62  
DEWPT 37 35 35 34 38 37 40 42 48 49 48 46 52 51 52 52 58 55  
PWIND DIR NE E SE SE SE SE SE SE S  
WIND CHAR LT LT GN GN GN GN GN GN BZ  
AVG CLOUDS B1 FW CL FW SC SC B1 B2 B2 B2 B1 B1 B1 B1 SC B1 B1 B1  
POP 12HR 5 0 5 40 40 20 5 10 20  
RAIN SHWRS S C C C S S S  
 

 
MNZ072-201000-  
MARSHALL-LYON MN  
44.47N 95.82W ELEV. 1151 FT  
1141 PM CDT TUE OCT 19 2021  
 
DATE 10/19/21 WED 10/20/21 THU 10/21/21 FRI  
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 48 51 35 49 31  
TEMP 50 50 49 50 50 48 45 43 41 40 36 38 45 48 43 37 35 34 33  
DEWPT 46 46 45 45 47 48 45 44 41 37 34 35 33 31 31 32 31 30 30  
RH 86 86 86 83 89100100104100 89 92 89 62 51 62 82 85 85 89  
WIND DIR N N N N N N N N N N NW NW N N N NW NW W NW  
WIND SPD 10 9 10 11 13 14 17 17 13 11 10 10 10 9 5 3 2 2 3  
CLOUDS B1 B1 OV OV OV OV OV OV OV B2 SC FW SC SC FW SC SC B1 B1  
POP 12HR 30 90 80 0 0  
QPF 12HR 0.02 1.40 0.08 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C D L D D D  
TSTMS S C C S S  
WIND CHILL 33 33 29 31 34  
MIN CHILL 32 28 28 32 29  
 
DATE 10/22 SAT 10/23/21 SUN 10/24/21 MON 10/25/21 TUE 10/26/21  
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 50 30 52 39 53 42 58 48 68  
TEMP 45 44 34 31 47 47 41 40 48 49 44 43 53 53 48 50 62 61  
DEWPT 32 32 31 29 33 34 36 37 40 43 43 42 47 47 48 50 54 52  
PWIND DIR N E E E E SE SE SE S  
WIND CHAR LT LT GN GN GN GN GN GN BZ  
AVG CLOUDS B1 FW FW FW SC B1 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B2 B1  
POP 12HR 0 0 5 30 30 20 5 10 20  
RAIN SHWRS S C S C S S S  
 

 
MNZ081-201000-  
WINDOM-COTTONWOOD MN  
43.87N 95.12W ELEV. 1355 FT  
1141 PM CDT TUE OCT 19 2021  
 
DATE 10/19/21 WED 10/20/21 THU 10/21/21 FRI  
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 51 55 37 49 31  
TEMP 53 52 51 53 53 51 48 43 42 41 37 40 45 48 42 37 35 34 33  
DEWPT 48 48 49 49 50 51 48 46 43 39 36 36 34 32 32 32 31 30 30  
RH 83 86 93 86 89100100112104 92 96 85 65 54 67 82 85 85 89  
WIND DIR N N NE NE NE N N N N N N N N N N N NW NW NW  
WIND SPD 4 4 6 8 9 9 13 17 14 13 10 11 11 9 3 2 2 2 2  
WIND GUST 25 21  
CLOUDS SC B1 B2 OV OV OV OV OV OV OV B1 B1 SC SC SC SC SC SC B1  
POP 12HR 30 80 60 0 0  
QPF 12HR 0.01 0.63 0.06 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C D L L L L  
TSTMS C C C S C  
WIND CHILL 34 33 30 33  
MIN CHILL 33 30 30 34 32  
 
DATE 10/22 SAT 10/23/21 SUN 10/24/21 MON 10/25/21 TUE 10/26/21  
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 49 30 51 39 53 42 57 46 66  
TEMP 45 42 33 31 47 46 41 40 47 48 44 43 53 51 48 49 60 59  
DEWPT 31 31 31 29 33 34 34 36 40 43 43 43 47 47 48 49 54 53  
PWIND DIR N E E SE SE SE SE SE S  
WIND CHAR LT LT GN GN GN GN GN GN BZ  
AVG CLOUDS B1 FW FW FW SC SC B1 B2 B2 B2 B2 B1 B1 B1 B1 B1 B2 B1  
POP 12HR 0 0 5 30 30 20 5 10 20  
RAIN SHWRS S C C C S S S  
TSTMS S  
 

 
MNZ089-201000-  
WORTHINGTON-NOBLES MN  
43.65N 95.58W ELEV. 1584 FT  
1141 PM CDT TUE OCT 19 2021  
 
DATE 10/19/21 WED 10/20/21 THU 10/21/21 FRI  
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 50 55 38 49 31  
TEMP 51 52 51 52 53 50 47 43 42 40 38 40 46 48 43 38 36 34 33  
DEWPT 47 47 48 48 50 50 47 45 42 39 35 36 34 32 32 32 32 31 31  
RH 86 83 89 86 89100100108100 96 89 85 63 54 65 79 85 89 92  
WIND DIR NE NE NE N N N N N N N N N N N N N N N N  
WIND SPD 6 6 8 8 10 12 17 19 16 13 10 11 10 9 4 3 2 2 2  
WIND GUST 20  
CLOUDS SC B1 OV OV OV OV OV OV OV OV B1 B1 SC SC SC SC SC SC B1  
POP 12HR 40 80 50 0 0  
QPF 12HR 0.01 0.60 0.03 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C D C L C C  
TSTMS S C C C S C  
WIND CHILL 34 32 31 33  
MIN CHILL 32 30 30 32 31  
 
DATE 10/22 SAT 10/23/21 SUN 10/24/21 MON 10/25/21 TUE 10/26/21  
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 50 31 53 40 53 42 58 47 67  
TEMP 46 43 35 33 48 47 42 41 48 48 44 43 53 52 49 50 61 60  
DEWPT 33 33 32 31 35 35 35 37 42 45 44 43 48 49 49 50 55 53  
PWIND DIR NE E SE SE SE SE SE SE S  
WIND CHAR LT LT GN GN GN GN GN GN BZ  
AVG CLOUDS B1 FW FW FW SC SC B1 B2 OV B2 B2 B1 B1 SC B1 B1 B2 B1  
POP 12HR 5 0 5 30 30 20 5 10 20  
RAIN SHWRS S C C C S S S  
 

 
SDZ040-201000-  
BROOKINGS-BROOKINGS SD  
44.30N 96.80W ELEV. 1617 FT  
1141 PM CDT TUE OCT 19 2021  
 
DATE 10/19/21 WED 10/20/21 THU 10/21/21 FRI  
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 47 48 32 49 29  
TEMP 48 48 48 47 46 44 42 40 38 36 33 36 44 47 42 37 33 32 31  
DEWPT 45 45 45 44 44 44 41 41 39 35 32 34 34 32 32 33 32 31 30  
RH 89 89 89 89 93100 96104104 96 96 92 68 56 67 85 96 96 96  
WIND DIR NE NE NE NE N N N N N N N N N N N NE E E E  
WIND SPD 13 13 13 13 14 18 18 16 12 10 8 9 8 8 3 2 2 2 2  
WIND GUST 24 24 25 24 25 20  
CLOUDS B2 B2 OV OV OV OV OV OV OV B1 SC SC SC SC SC SC SC SC B1  
POP 12HR 60 90 50 0 0  
QPF 12HR 0.06 1.45 0.01 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C L D D D C C  
TSTMS S C C C S  
WIND CHILL 33 32 30 29 26 29  
MIN CHILL 32 30 25 25 30 29  
 
DATE 10/22 SAT 10/23/21 SUN 10/24/21 MON 10/25/21 TUE 10/26/21  
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 51 30 52 38 52 40 57 46 66  
TEMP 47 43 33 32 48 46 41 39 47 47 43 42 53 52 48 48 60 58  
DEWPT 34 34 32 31 36 36 37 38 43 44 43 41 48 49 48 48 54 52  
PWIND DIR E E SE SE SE SE SE SE S  
WIND CHAR LT LT GN GN BZ GN GN GN BZ  
AVG CLOUDS SC FW FW SC B1 B1 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1  
POP 12HR 5 0 10 30 30 20 5 10 20  
RAIN SHWRS C C S C S S S  
 

 
SDZ050-201000-  
BURKE-GREGORY SD  
43.18N 99.29W ELEV. 2142 FT  
1141 PM CDT TUE OCT 19 2021  
 
DATE 10/19/21 WED 10/20/21 THU 10/21/21 FRI  
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 39 41 31 51 34  
TEMP 45 44 42 38 37 37 37 36 36 34 32 36 45 49 46 40 38 36 36  
DEWPT 43 42 40 37 36 37 37 37 36 34 32 35 36 35 36 36 35 35 34  
RH 93 93 93 96 96100100104100100100 96 70 58 68 85 89 96 92  
WIND DIR N N NW NW NW NW NW NW NW NW NW NW N N NE E SE S S  
WIND SPD 17 14 17 20 21 21 19 14 11 9 5 6 8 6 3 4 4 5 3  
WIND GUST 31 32 32 20 16  
CLOUDS OV OV OV OV OV OV B2 B2 B2 B1 B1 SC SC SC SC SC FW FW SC  
POP 12HR 70 80 5 0 5  
QPF 12HR 0.18 0.24 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C L D L S S  
TSTMS C S C  
WIND CHILL 33 28 26 26 27 27 28 27 26 30 34 32 33  
MIN CHILL 33 25 24 26 25 27 34 31  
 
DATE 10/22 SAT 10/23/21 SUN 10/24/21 MON 10/25/21 TUE 10/26/21  
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 58 37 61 44 58 43 63 49 67  
TEMP 52 51 41 39 55 56 48 46 53 52 47 45 56 58 51 50 61 57  
DEWPT 41 41 39 37 43 45 44 44 47 47 45 44 48 49 47 47 46 44  
PWIND DIR SE SE SE SE E S S SE SW  
WIND CHAR LT GN BZ GN GN GN GN GN BZ  
AVG CLOUDS FW CL FW SC B1 B1 B2 B2 B2 B1 B1 B1 B1 SC B1 B2 B1 B1  
POP 12HR 0 0 5 10 20 5 0 10 10  
RAIN SHWRS S  
 

 
SDZ057-201000-  
CHAMBERLAIN-BRULE SD  
43.77N 99.32W ELEV. 1565 FT  
1141 PM CDT TUE OCT 19 2021  
 
DATE 10/19/21 WED 10/20/21 THU 10/21/21 FRI  
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 40 42 31 50 33  
TEMP 45 44 43 39 36 38 39 38 36 34 33 37 44 48 45 38 37 35 35  
DEWPT 42 42 41 38 36 38 38 38 36 34 33 36 36 36 37 37 36 35 35  
RH 89 93 93 96100100 96100100100100 96 73 63 73 96 96100100  
WIND DIR N N N NW NW NW NW NW NW NW NW NW N NW NE E SE SE SE  
WIND SPD 16 13 13 17 17 18 16 11 8 5 4 4 4 5 2 2 3 3 3  
WIND GUST 27 27 16  
CLOUDS OV OV OV OV OV OV B2 B2 B1 B1 B1 SC SC SC B1 SC SC SC SC  
POP 12HR 90 90 5 0 5  
QPF 12HR 0.24 0.56 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C L D D C C  
SNOWSHWRS C  
TSTMS C C C  
WIND CHILL 30 26 28 30 31 30 29 29 32 34  
MIN CHILL 26 26 29 27 29 32 31  
 
DATE 10/22 SAT 10/23/21 SUN 10/24/21 MON 10/25/21 TUE 10/26/21  
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 57 36 60 43 59 43 63 47 67  
TEMP 50 49 39 38 53 55 46 44 53 51 45 44 56 57 49 48 61 57  
DEWPT 40 41 38 37 41 44 45 44 47 48 45 44 49 49 48 48 48 47  
PWIND DIR SE E SE SE E SE SE SE SW  
WIND CHAR LT LT BZ GN GN GN GN GN GN  
AVG CLOUDS SC FW FW SC B1 B1 B2 B2 B2 B2 B1 B1 B1 B1 B1 B2 B1 B1  
POP 12HR 0 0 5 10 20 5 5 10 10  
RAIN SHWRS S S  
 

 
SDZ038-201000-  
HURON-BEADLE SD  
44.38N 98.22W ELEV. 1282 FT  
1141 PM CDT TUE OCT 19 2021  
 
DATE 10/19/21 WED 10/20/21 THU 10/21/21 FRI  
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 45 46 31 50 31  
TEMP 47 47 46 44 40 39 39 39 38 34 32 36 44 48 43 37 35 33 32  
DEWPT 43 43 43 40 38 39 37 38 35 32 30 32 33 32 33 32 31 31 31  
RH 86 86 89 86 92100 92 96 89 92 92 85 65 54 67 82 85 92 96  
WIND DIR N N N N N N N N N NW NW N N N N NE E SE E  
WIND SPD 14 16 14 16 18 18 17 14 11 10 6 6 6 6 2 2 2 3 3  
WIND GUST 28 29 20 19  
CLOUDS OV OV OV OV OV OV OV B2 B1 SC B1 SC SC SC SC B1 SC B1 B1  
POP 12HR 80 90 20 0 5  
QPF 12HR 0.11 0.92 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S L D D D L S S  
TSTMS S C S  
WIND CHILL 31 30 30 31 31 27 26 30 30 29  
MIN CHILL 31 28 30 24 26 32 28  
 
DATE 10/22 SAT 10/23/21 SUN 10/24/21 MON 10/25/21 TUE 10/26/21  
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 54 34 57 42 56 42 61 48 67  
TEMP 49 47 37 35 52 51 45 43 51 49 44 43 55 55 50 49 61 58  
DEWPT 36 37 34 32 38 40 40 40 44 45 44 43 48 49 49 49 50 49  
PWIND DIR E E SE SE SE SE SE SE S  
WIND CHAR LT LT BZ GN GN GN GN GN BZ  
AVG CLOUDS SC FW FW SC SC B1 B2 B2 B2 B2 B2 B2 B1 B1 B1 B2 B1 B1  
POP 12HR 5 0 10 20 30 10 5 10 20  
RAIN SHWRS S S S C S S  
 

 
SDZ059-201000-  
MITCHELL-DAVISON SD  
43.76N 98.02W ELEV. 1312 FT  
1141 PM CDT TUE OCT 19 2021  
 
DATE 10/19/21 WED 10/20/21 THU 10/21/21 FRI  
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 46 48 33 52 32  
TEMP 50 49 48 46 43 40 40 39 39 36 33 38 46 50 45 39 36 34 34  
DEWPT 45 46 46 43 40 40 39 39 37 34 31 34 34 33 33 33 33 32 32  
RH 83 89 93 89 89100 96100 92 92 92 85 63 52 62 79 89 92 92  
WIND DIR N N N N NW NW NW NW NW NW NW N N N N NE E SE E  
WIND SPD 13 13 12 14 18 20 19 16 12 10 8 8 8 8 3 3 2 3 3  
WIND GUST 25 29 21 18  
CLOUDS B2 OV OV OV OV OV OV B2 B2 B1 B1 SC SC SC B1 B1 SC SC B1  
POP 12HR 80 90 20 0 5  
QPF 12HR 0.13 1.08 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C L D D D L S S  
TSTMS C C C S S  
WIND CHILL 30 31 30 31 29 26 32  
MIN CHILL 29 30 25 27 33 30  
 
DATE 10/22 SAT 10/23/21 SUN 10/24/21 MON 10/25/21 TUE 10/26/21  
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 57 35 59 43 58 43 62 48 70  
TEMP 52 49 38 36 53 54 46 43 52 51 45 44 56 56 50 50 64 61  
DEWPT 37 38 35 33 39 40 41 41 46 46 45 44 50 50 50 50 51 49  
PWIND DIR E E SE SE E SE SE SE S  
WIND CHAR LT LT BZ GN GN GN GN GN BZ  
AVG CLOUDS SC FW FW SC SC B1 B2 B2 B2 B2 B2 B1 B1 B1 B1 B2 B1 B1  
POP 12HR 0 0 5 20 30 10 5 10 20  
RAIN SHWRS S S S C S  
 

 
SDZ062-201000-  
SIOUX FALLS-MINNEHAHA SD  
43.57N 96.73W ELEV. 1424 FT  
1141 PM CDT TUE OCT 19 2021  
 
DATE 10/19/21 WED 10/20/21 THU 10/21/21 FRI  
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 50 52 38 52 33  
TEMP 52 52 52 51 50 47 44 41 41 40 38 40 47 51 46 41 38 36 35  
DEWPT 47 48 48 48 47 46 43 43 40 38 35 36 35 34 33 34 34 33 32  
RH 83 86 86 89 89 96 96108 96 92 89 85 63 52 60 76 85 89 89  
WIND DIR NE NE NE N N NW NW NW NW NW NW N N N N N NE E E  
WIND SPD 10 10 9 9 10 14 17 16 12 10 8 9 8 6 2 2 1 2 2  
WIND GUST 20 25 27 26 20 18  
CLOUDS B1 B2 OV OV OV OV OV OV OV B2 B1 SC SC SC SC B1 SC B1 B1  
POP 12HR 60 100 40 0 0  
QPF 12HR 0.11 0.91 0.01 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C L C D D C C  
TSTMS S C C C C  
WIND CHILL 33 34 34 32 34  
MIN CHILL 32 30 30 31  
 
DATE 10/22 SAT 10/23/21 SUN 10/24/21 MON 10/25/21 TUE 10/26/21  
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 54 34 56 42 56 43 60 48 69  
TEMP 50 47 38 35 52 51 45 44 51 50 46 44 55 55 50 50 63 62  
DEWPT 36 36 33 32 38 38 38 40 45 45 45 44 50 50 50 50 55 53  
PWIND DIR E E SE SE E SE SE SE S  
WIND CHAR LT LT GN GN GN GN GN GN BZ  
AVG CLOUDS SC FW FW FW SC B1 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B2 B1  
POP 12HR 5 0 5 30 30 10 0 10 20  
RAIN SHWRS S C C C S S S  
 

 
SDZ070-201000-  
VERMILLION-CLAY SD  
42.95N 96.92W ELEV. 1132 FT  
1141 PM CDT TUE OCT 19 2021  
 
DATE 10/19/21 WED 10/20/21 THU 10/21/21 FRI  
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 53 55 39 55 34  
TEMP 59 57 55 53 49 44 43 41 41 41 39 43 50 54 49 43 40 37 35  
DEWPT 52 53 52 49 46 43 41 41 40 38 36 38 36 34 34 35 35 34 34  
RH 78 86 90 86 89 96 93100 96 89 89 82 58 46 56 73 82 89 96  
WIND DIR E NE N NW NW NW NW NW NW NW NW NW NW NW N N NE E E  
WIND SPD 5 6 6 12 16 21 21 18 14 12 10 10 10 9 3 2 2 2 2  
WIND GUST 27 32 32 28 24 20  
CLOUDS B1 B2 B2 B2 OV OV OV OV OV OV B1 B1 SC SC SC SC SC SC SC  
POP 12HR 50 60 20 0 0  
QPF 12HR 0.15 0.48 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C L C C L S S  
TSTMS S C C C C  
WIND CHILL 34 32 33 34 32  
MIN CHILL 32 30 32 32  
 
DATE 10/22 SAT 10/23/21 SUN 10/24/21 MON 10/25/21 TUE 10/26/21  
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 59 35 61 44 61 44 64 49 73  
TEMP 54 52 39 37 56 56 48 45 57 55 47 45 59 59 51 52 67 65  
DEWPT 38 37 36 34 38 39 41 42 47 47 47 45 50 50 50 52 54 52  
PWIND DIR E E SE SE SE SE SE SE S  
WIND CHAR LT LT GN GN GN LT GN GN BZ  
AVG CLOUDS SC FW FW FW SC B1 B2 B2 B2 B2 B1 B1 B1 B1 SC B1 B1 SC  
POP 12HR 5 0 5 30 30 10 0 10 20  
RAIN SHWRS S C C C S S  
 

 
SDZ069-201000-  
YANKTON-YANKTON SD  
42.95N 97.39W ELEV. 1207 FT  
1141 PM CDT TUE OCT 19 2021  
 
DATE 10/19/21 WED 10/20/21 THU 10/21/21 FRI  
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 50 52 38 54 34  
TEMP 58 55 52 49 47 42 41 40 40 40 38 41 48 53 49 43 40 37 35  
DEWPT 50 50 50 47 43 41 39 41 40 38 36 37 36 35 35 36 35 35 34  
RH 75 83 93 93 86 96 92104100 92 92 85 63 50 58 76 82 92 96  
WIND DIR NE NE N NW NW NW NW NW NW NW NW NW NW NW N N NE E E  
WIND SPD 9 9 9 14 18 21 21 19 14 12 10 10 10 8 3 3 2 2 3  
WIND GUST 29 32 32 21  
CLOUDS B2 B2 OV OV OV OV OV OV OV B2 B1 SC SC SC SC SC SC SC SC  
POP 12HR 60 70 20 0 0  
QPF 12HR 0.18 0.31 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C L C L L S S  
TSTMS C C C C C  
WIND CHILL 33 31 31 32 33 31 34  
MIN CHILL 30 30 30 30 32  
 
DATE 10/22 SAT 10/23/21 SUN 10/24/21 MON 10/25/21 TUE 10/26/21  
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 58 36 61 44 60 44 64 50 71  
TEMP 53 52 40 37 55 56 49 45 56 55 48 45 58 59 51 51 66 64  
DEWPT 40 39 37 35 40 41 42 43 49 48 47 45 50 51 50 51 54 53  
PWIND DIR E E SE SE E SE SE SE S  
WIND CHAR LT LT GN GN GN GN GN GN BZ  
AVG CLOUDS SC FW FW FW SC B1 B2 B2 B2 B2 B1 B1 B1 SC B1 B1 B1 SC  
POP 12HR 5 0 5 20 30 10 0 10 20  
RAIN SHWRS S S C S S  
 

 
 
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